若你担心在不同教学楼里一节接一节地上课，快速测试一下也无妨。

If you're worried about taking classes one after another in different buildings, a quick test run won't hurt.

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您还可以在测试一下建议的索引，以及您想要在部署之前进行了“如果这样会怎样的分析”的索引。

You can also test the recommended indexes together with the indexes that you suggest with the "what-if analysis" before deployment.

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当你比较电脑时，在商店里多试一下，感觉一下笔记本的人体工程学如何，确定键盘和鼠标用起来舒服。

When you compare computers, assess the ergonomics of a laptop while trying it out in a store. Make sure that the keyboard and pointing device are comfortable to use.

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And then since we have my red laser pointer, we will also try with the red laser pointer, which is centered at wavelength of 700 nanometers.

然后因为我们有我的红色激光笔，我们也可以用它试一下，它的波长集中在700纳米处。

麻省理工公开课 - 化学原理课程节选

So, try to think about that as you turn to On the Road.

那么，在读《在路上》时，试着思考一下它的方式。

耶鲁公开课 - 1945年后的美国小说课程节选

It's firmly adherent to the surface here, it's firmly adherent at the back here, and in between its trying to pull these ends closer together, you can imagine that that's what it's doing, and in fact, that's one of the functions of fibroblasts.

它紧紧地粘附在表面这儿,又紧密的粘附在后面这儿,试着在中间将创口两端拉紧到一起,你可以想象一下这个场面,事实上,这只是成纤维细胞的功能之一

耶鲁公开课 - 生物医学工程探索课程节选